BNC, or British National Corpus, is a large collection of written and spoken texts from various sources in the United Kingdom. It was created to provide a comprehensive snapshot of contemporary English usage, helping researchers, linguists, and educators understand language patterns and trends. The corpus includes diverse materials, such as literature, newspapers, and conversations, making it a valuable resource for studying different contexts and styles of English. By analyzing the BNC, users can gain insights into vocabulary, grammar, and language evolution over time.